/* ========================================
   CATALOGUE - Modern shop layout
   ======================================== */

/* Hero banner for catalogue */
.catalogue-hero {
    background: linear-gradient(135deg, #0a4faf 0%, #0a6cdb 100%);
    color: #fff;
    padding: 3rem 0 4rem;
    position: relative; overflow: hidden;
}
.catalogue-hero::before {
    content: ''; position: absolute; top: -50%; right: -10%;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,107,53,.3), transparent 70%);
}
.catalogue-hero .container { position: relative; z-index: 1; }
.catalogue-eyebrow {
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.4rem 0.95rem;
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #ffffff;
    margin-bottom: 0.9rem;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.15);
}
.catalogue-hero h1 {
    font-size: 2.4rem; font-weight: 800; letter-spacing: -0.02em;
    margin-bottom: 0.6rem;
}
.catalogue-hero p {
    color: rgba(255,255,255,.85); font-size: 1.05rem; max-width: 600px;
}

.catalogue-container {
    padding: 2rem 0 4rem;
    min-height: 50vh;
    background: var(--slate-50);
}
.catalogue-container .container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    align-items: start;
}

/* Catalogue filter sidebar (different from ERP nav sidebar) */
.filter-panel {
    background: #fff;
    padding: 1.8rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--slate-200);
    position: sticky; top: 90px;
    box-shadow: var(--shadow-sm);
}
.filter-panel h3 {
    font-size: 1rem; font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
}
.filter-hint {
    font-size: 0.72rem;
    color: var(--slate-500);
    line-height: 1.4;
    margin: -0.5rem 0 0.9rem;
    font-style: italic;
}
.category-filter {
    display: flex; flex-direction: column; gap: 0.3rem;
}
.filter-item {
    display: grid;
    grid-template-columns: 22px 1fr auto auto;
    align-items: center;
    column-gap: 0.6rem;
    padding: 0.6rem 0.8rem;
    color: var(--slate-700);
    text-decoration: none;
    border-radius: 10px;
    transition: background .15s, color .15s, border-color .15s, transform .15s;
    font-size: 0.88rem;
    font-weight: 600;
    border: 1px solid transparent;
    position: relative;
    --cat-hex: #0a6cdb;
}
.filter-item .fi-icon { font-size: 1.05rem; line-height: 1; text-align: center; }
.filter-item .fi-label { line-height: 1.25; }
.filter-item .fi-count {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--slate-500);
    background: var(--slate-100);
    padding: 2px 7px;
    border-radius: 999px;
    min-width: 24px; text-align: center;
}
.filter-item .fi-class {
    font-size: 0.62rem;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    background: #f1f5f9;
    color: var(--slate-600);
}
.filter-item .fi-class[data-class="Class A"] { background: #dcfce7; color: #166534; }
.filter-item .fi-class[data-class="Class B"] { background: #dbeafe; color: #1e40af; }
.filter-item .fi-class[data-class="Class C"] { background: #fef3c7; color: #92400e; }
.filter-item .fi-class[data-class="Class D"] { background: #fee2e2; color: #991b1b; }
.filter-item .fi-class[data-class="IVD"]     { background: #e0e7ff; color: #3730a3; }

.filter-item:hover {
    background: #f8fafc;
    border-color: var(--cat-hex);
    color: var(--cat-hex);
    transform: translateX(2px);
}
.filter-item:hover .fi-count { background: #fff; color: var(--cat-hex); }

.filter-item.active {
    background: var(--cat-hex);
    background: linear-gradient(135deg, var(--cat-hex), color-mix(in srgb, var(--cat-hex) 70%, #000));
    color: #fff;
    box-shadow: 0 6px 16px -4px color-mix(in srgb, var(--cat-hex) 50%, transparent);
    border-color: transparent;
}
.filter-item.active .fi-count {
    background: rgba(255,255,255,0.25);
    color: #fff;
}
.filter-item.active .fi-class {
    background: rgba(255,255,255,0.25);
    color: #fff;
}
.filter-item.active:hover { color: #fff; transform: translateX(0); }

.filter-divider {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--slate-400);
    margin: 0.8rem 0.5rem 0.3rem;
    padding-top: 0.6rem;
    border-top: 1px solid var(--slate-200);
}

.filter-panel hr {
    margin: 1.6rem 0;
    border: none;
    border-top: 1px solid var(--slate-200);
}

.slider {
    width: 100%; height: 6px; border-radius: 3px;
    background: var(--slate-200); outline: none;
    -webkit-appearance: none; appearance: none;
}
.slider::-webkit-slider-thumb {
    -webkit-appearance: none; width: 20px; height: 20px;
    border-radius: 50%; background: var(--primary); cursor: pointer;
    box-shadow: 0 2px 8px rgba(10,108,219,.4);
}
.slider::-moz-range-thumb {
    width: 20px; height: 20px; border-radius: 50%;
    background: var(--primary); cursor: pointer; border: none;
}

.filter-panel label {
    display: flex; align-items: center; gap: 0.5rem;
    cursor: pointer; padding: 0.4rem 0;
    color: var(--slate-600); font-size: 0.92rem;
}
.filter-panel label:hover { color: var(--primary); }
.filter-panel input[type="checkbox"] {
    width: 18px; height: 18px; cursor: pointer; accent-color: var(--primary);
}

/* Products section */
.products-section {
    background: transparent;
    padding: 0;
    border: none;
}

.section-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 1.8rem;
    flex-wrap: wrap; gap: 1rem;
    background: #fff;
    padding: 1.2rem 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
}
.section-header h2 {
    font-size: 1.4rem; color: var(--dark); font-weight: 700;
    letter-spacing: -0.01em;
}
.section-header h2 .count {
    color: var(--slate-400); font-weight: 500; font-size: 1rem;
    margin-left: 0.5rem;
}
.sort-options {
    display: flex; align-items: center; gap: 0.7rem;
    color: var(--slate-600); font-size: 0.92rem;
}
.sort-options select {
    padding: 0.55rem 0.9rem;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-sm);
    font-size: 0.92rem; cursor: pointer;
    background: var(--slate-50);
    font-family: inherit; color: var(--dark);
    transition: border-color .2s;
}
.sort-options select:focus { outline: none; border-color: var(--primary); }

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--slate-400);
    font-size: 1rem;
    background: #fff;
    border-radius: var(--radius-lg);
}
.no-products::before {
    content: '📦'; display: block; font-size: 3rem; margin-bottom: 1rem;
}

/* product-card already styled in style.css; add catalogue-specific button row */
.product-card .product-info .btn,
.product-card .product-info .add-to-cart {
    width: 100%;
    margin-top: 0.4rem;
}
.product-card .product-info form {
    margin-top: 0.4rem;
}
.product-card .product-info form .add-to-cart {
    width: 100% !important;
    padding: 0.7rem !important;
    font-size: 0.92rem !important;
}

/* Responsive */
@media (max-width: 900px) {
    .catalogue-container .container { grid-template-columns: 1fr; }
    .filter-panel { position: static; }
    .products-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
}
@media (max-width: 480px) {
    .products-grid { grid-template-columns: 1fr; }
    .catalogue-hero h1 { font-size: 1.6rem; }
}

/* Download brochure button on product cards */
.btn-brochure {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.55rem 1rem;
    background: linear-gradient(135deg, #dc2626, #991b1b);
    color: #ffffff;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    box-shadow: 0 4px 10px -2px rgba(220, 38, 38, 0.35);
    transition: transform .2s, box-shadow .2s;
    margin-top: 0.5rem;
    width: 100%;
    box-sizing: border-box;
}
.btn-brochure:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 18px -4px rgba(220, 38, 38, 0.5);
    color: #ffffff;
}
.btn-brochure::before { content: ''; }